CreateQuery dict_complex2_kv (children 3)
 Identifier dict_complex2_kv
 ExpressionList (children 3)
  DictionaryAttributeDeclaration k1 (children 1)
   DataType UInt64
  DictionaryAttributeDeclaration k2 (children 1)
   DataType String
  DictionaryAttributeDeclaration attr (children 1)
   DataType Int32
 Dictionary definition (children 4)
  ExpressionList (children 2)
   Identifier k1
   Identifier k2
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 1)
    pair (children 1)
     Literal \'dict_src_complex2_kv\'
  Dictionary lifetime
  Dictionary layout (children 1)
   ExpressionList
